B - Operations – Transporting – 65 – B
Patent
B - Operations, Transporting
65
B
B65B 53/04 (2006.01)
Patent
CA 2207364
A process for shrinking a package having a top, end seals, and bottom includes heating water until the water reaches a temperature of between 180°F and 210°F, applying a first portion of the heated water to the bottom and end seals of the package, mixing a second portion of the heated water with water having a temperature lower than the heated water to provide cooled water, and applying the cooled water to the top of the package. An apparatus for shrinking a package having a top, end seals, and bottom includes means for heating water until the water reaches a temperature of between 180°F and 210°F; means for applying a first portion of the heated water to the bottom and end seals of the package; means for mixing a second portion of the heated water with water having a temperature lower than the heated water to provide cooled water; and means for applying the cooled water to the top of the package.
Cryovac Inc.
Smart & Biggar
W.r. Grace & Co.,-Conn.
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